// Such events will not exist and wouldve been already been sent successfully.
			if os.IsNotExist(err) {
				return nil
			}
			return err
		}
		err = target.send(event)
	case key.ItemCount > 1:
		var events []event.Event
		events, err = target.store.GetMultiple(key)
		if err != nil {
			if os.IsNotExist(err) {
				return nil
			}
			return err
		}
		err = target.sendMultiple(events)
	}

	if eErr != nil {
		// The last event key in a successful batch will be sent in the channel atmost once by the replayEvents()
		// Such events will not exist and wouldve been already been sent successfully.
		if os.IsNotExist(eErr) {
			return nil
		}
		return eErr
	}

	if err := target.send(eventData); err != nil {
		return err
	}

	// Delete the event from store.
	return target.store.Del(key)
}

	if err != nil {
		// The last event key in a successful batch will be sent in the channel atmost once by the replayEvents()
		// Such events will not exist and wouldve been already been sent successfully.
		if os.IsNotExist(err) {
			return nil
		}
		return err
	}

	if err = target.send(eventData); err != nil {
		return err
	}

	// Delete the event from store.
	return target.store.Del(key)
}

	if eErr != nil {
		// The last event key in a successful batch will be sent in the channel atmost once by the replayEvents()
		// Such events will not exist and would've been already been sent successfully.
		if os.IsNotExist(eErr) {
			return nil
		}
		return eErr
	}

	if err := target.send(eventData); err != nil {
		if xnet.IsNetworkOrHostDown(err, false) {
			return store.ErrNotConnected
		}
		return err
	}

// GetRaw - gets an item from the store.
func (store *QueueStore[I]) GetRaw(key Key) (raw []byte, err error) {
	store.RLock()

	defer func(store *QueueStore[I]) {
		store.RUnlock()
		if err != nil && !os.IsNotExist(err) {
			// Upon error we remove the entry.
			store.Del(key)
		}
	}(store)

	raw, err = os.ReadFile(filepath.Join(store.directory, key.String()))
	if err != nil {
		return raw, err
	}

	return nil
}

// SendFromStore - reads the log from store and sends it to kafka.
func (h *Target) SendFromStore(key store.Key) (err error) {
	auditEntry, err := h.store.Get(key)
	if err != nil {
		if os.IsNotExist(err) {
			return nil
		}
		return err
	}
	atomic.AddInt64(&h.totalMessages, 1)
	err = h.send(auditEntry)
	if err != nil {
		atomic.AddInt64(&h.failedMessages, 1)
		return err
	}

	if eErr != nil {
		// The last event key in a successful batch will be sent in the channel atmost once by the replayEvents()
		// Such events will not exist and wouldve been already been sent successfully.
		if os.IsNotExist(eErr) {
			return nil
		}
		return eErr
	}

	if err := target.send(eventData); err != nil {
		if IsConnErr(err) {
			return store.ErrNotConnected
		}
		return err
	}

	if eErr != nil {
		// The last event key in a successful batch will be sent in the channel atmost once by the replayEvents()
		// Such events will not exist and wouldve been already been sent successfully.
		if os.IsNotExist(eErr) {
			return nil
		}
		return eErr
	}

	if err := target.send(eventData); err != nil {
		if IsConnErr(err) {
			return store.ErrNotConnected
		}
		return err
	}

	if eErr != nil {
		// The last event key in a successful batch will be sent in the channel atmost once by the replayEvents()
		// Such events will not exist and wouldve been already been sent successfully.
		if os.IsNotExist(eErr) {
			return nil
		}
		return eErr
	}

	if err := target.send(eventData); err != nil {
		return err
	}

	return target.store.Del(key)
}

	// relative to /run/secrets/ position.
	if isFile(pathJoin("/run/secrets/", sp)) {
		sp = pathJoin("/run/secrets/", sp)
	}
	credBuf, err := os.ReadFile(sp)
	if err != nil {
		if os.IsNotExist(err) { // ignore if file doesn't exist.
			return "", nil
		}
		return "", err
	}
	return string(bytes.TrimSpace(credBuf)), nil
}

func loadEnvVarsFromFiles() {